This subject material usually delves into the organic composition, construction, and performance of each hair and scalp. It probably covers subjects comparable to hair progress cycles, the totally different layers of the hair shaft (cuticle, cortex, medulla), the chemical make-up of hair (keratin, melanin), and the varied glands and tissues inside the scalp that contribute to hair well being. An instance may be an in depth examination of the position of sebaceous glands in producing sebum, which lubricates the hair and scalp.
Understanding the underlying biology and physiology is essential for creating efficient hair care practices, diagnosing and treating scalp problems, and formulating beauty merchandise that improve hair look and well being. Historic context might embrace the evolution of hair care practices and scientific discoveries associated to hair and scalp biology. This information base informs present approaches in dermatology, cosmetology, and associated fields.
